Save syndication sources to posts

spec/adamantium/unit/add_syndication_source_spec.rb

@@ -0,0 +1,37 @@
+require "spec_helper"
+
+RSpec.describe Adamantium::Commands::Posts::AddSyndicationSource, :db do
+  subject { described_class.new }
+
+  describe "setting a syndication source" do
+    let(:post) { Test::Factory[:post] }
+    let(:repo) { Adamantium::Container["repos.post_repo"] }
+
+    context "when no sources exist" do
+      it "sets a new source" do
+        subject.call(post.id, "mastodon", "some_url")
+
+        updated_post = repo.find!(post.id)
+
+        expect(updated_post.syndication_sources).to eq({
+          "mastodon" => "some_url"
+        })
+      end
+    end
+
+    context "when a source exists" do
+      let(:post) { Test::Factory[:post, syndication_sources: {"twitter" => "twitter_url"}, slug: "existing-post"] }
+
+      it "adds another source" do
+        subject.call(post.id, "mastodon", "some_url")
+
+        updated_post = repo.find!(post.id)
+
+        expect(updated_post.syndication_sources).to eq({
+          "mastodon" => "some_url",
+          "twitter" => "twitter_url"
+        })
+      end
+    end
+  end
+end